CN1278452C - Coaxial connector for printing circuit board - Google Patents
Coaxial connector for printing circuit board Download PDFInfo
- Publication number
- CN1278452C CN1278452C CNB021414505A CN02141450A CN1278452C CN 1278452 C CN1278452 C CN 1278452C CN B021414505 A CNB021414505 A CN B021414505A CN 02141450 A CN02141450 A CN 02141450A CN 1278452 C CN1278452 C CN 1278452C
- Authority
- CN
- China
- Prior art keywords
- inner wire
- outer conductor
- coaxial connector
- cooperation position
- circuit board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
- H01R24/50—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency mounted on a PCB [Printed Circuit Board]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
- H01R12/714—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit with contacts abutting directly the printed circuit; Button contacts therefore provided on the printed circuit
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
- H01R13/2407—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means
- H01R13/2421—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means using coil springs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2103/00—Two poles
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Multi-Conductor Connections (AREA)
Abstract
A coaxial connector for connecting a first contacting means and a second contacting means. The coaxial connector having a dielectric housing an inner conductor electrically connected to the first contacting means and resiliently biased between a second mated position and a second unmated position. An outer conductor positioned adjacent to the dielectric case and having a first outer conductor section electrically coupled with a second outer conductor section that is resiliently biased in respect to the first outer conductor section between a first mated position and a first unmated position. The second contacting means having a first contact pad that contacts the second outer conductor section when the second outer conductor section is in a mated position and a second contact pad that contacts the inner conductor section when the inner conductor section is in the mated position.
Description
Technical field
The present invention relates to be used to connect the coaxial connector of two or more printed circuit board (PCB)s.Particularly, the present invention relates to connect the coaxial connector of two printed circuit board (PCB)s, wherein only by be arranged on first printed circuit board (PCB) a connector with first printed circuit board (PCB) with have a plurality of second printed circuit board (PCB)s that contact solder joint and link to each other.
Background technology
When the assembling electrical system, need to connect two or more printed circuit board (PCB)s usually to transmit high-frequency signal to another printed circuit board (PCB) from a printed circuit board (PCB).Set up reliable signal contact between the circuit board that coaxial connector is often used in being correlated with, particularly when transmitting high-frequency signal.The protector that coaxial connector can cooperate as required or break away from and provide the permission high-frequency signal to transmit with low signal loss and low noise.
The method of two printed circuit board (PCB)s of a kind of connection is disclosed in United States Patent (USP) 5466160.The surface installing type socket of disclosed coaxial connector can be installed in the substrate, as printed circuit board (PCB).Socket comprises interior jockey and the outer connecting device of being fixed by insulation shell.Interior jockey and outer connecting device (for example) for good and all are fixed in the substrate by solder joint.Interior jockey and outer connecting device are fixed on the insulation shell, make socket to cooperate with traditional coaxial connector plug.Connector plug has the connecting line in the interior jockey that is contained in socket.Connector plug also has the groove of a plurality of cantilever-shaped spring arm forms, is used for the outer connecting device Elastic Contact with socket.
The method of two printed circuit board (PCB)s of another kind of connection is disclosed in United States Patent (USP) 5718592.Disclosed surface-mountable electric connector has the insulation shell of coaxial subassembly container cavity, and this chamber extends in insulation shell at the bottom of the chamber near installed surface.Coaxial subassembly has center and outer conductor, can be electrically connected with printed circuit board (PCB) by first contact and second contact.First contact comprises near the elasticity the inner being positioned at the bottom of the chamber.When inserting container cavity fully, elasticity the inner is cooperated in the part of the insertion end of coaxial subassembly by center and outer conductor.First and second contacts have the outer contact part that is suitable for being surface mounted on the circuit board.Surface-mountable electric connector can be convex or spill connector and can cooperate with corresponding coaxial electric coupler.
WO98/43323 discloses the method for two printed circuit board (PCB)s of another kind of connection.Disclosed coaxial coupling assembling has first connector and second connector.The flexible movable interior contact of first connection device, its axial motion also directly is resisted against the conductor circuit track that cooperates on the circuit board.Second connector has the monolithic conductor part surface that is installed on the circuit board, is used for forming insertion with the first connector outer conductor and is connected.Second connector has groove in outer connecting device, so that form a plurality of cantilever type spring arms for resilient contact.
The shortcoming of said method need to be two coaxial connectors to be electrically connected two printed circuit board (PCB)s.At least one connector has groove on outer conductor, form a plurality of cantilever type spring arms that are used for the outer conductor Elastic Contact of corresponding connector.Cantilever exposes naturally and is easy to fracture or crooked, if the outer conductor misalignment, then cantilever can be interfered the coupling with corresponding connectors.In addition, the interval constraint between the printed circuit board (PCB) is in very little scope, because connector can not adapt to the last various variations of distance.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of coaxial connector that is used to connect two printed circuit board (PCB)s, wherein first printed circuit board (PCB) can only be connected with second printed circuit board (PCB) by a connector that is arranged on first printed circuit board (PCB).Another object of the present invention is to provide a kind of coaxial connector, thereby the outconnector with cantilever-shaped elastic arm does not need for electrically contacting between the corresponding connector provides confining force, and can regulate the tolerance of distance between first and second circuit boards.
The present invention relates to a kind of coaxial connector that first contact device is linked to each other with second contact device of being used for.This coaxial connector has insulation shell, inner wire and outer conductor.Insulation shell holds inner wire.Outer conductor is positioned to close basically insulation shell and has first outer conductor portion that is electrically connected with second outer conductor portion, and this second outer conductor portion is moved between first cooperation position and the first non-cooperation position with respect to first outer conductor portion.
Description of drawings
To describe with reference to following accompanying drawing by example below, wherein:
Fig. 1 is the cutaway view according to the coaxial connector of the mated condition that is in two printed circuit board (PCB)s of contact of first embodiment;
Fig. 2 is in the cutaway view of non-mated condition for coaxial connector among Fig. 1;
Fig. 3 is the plane graph of the coaxial connector of Fig. 2;
Fig. 4 is the bottom view of the coaxial connector of Fig. 2;
Fig. 5 is the cutaway view of coaxial connector second embodiment;
Fig. 6 illustrates the layout of the printed circuit board (PCB) that contacts with the coaxial connector of the present invention first and second embodiment.
Embodiment
Fig. 1 to Fig. 5 shows first embodiment 1 and second embodiment 30 of coaxial connector respectively.Shown in Fig. 1 and 5, first embodiment 1 of coaxial connector is installed on first printed circuit board (PCB) 4 and with second printed circuit board (PCB) 15 with second embodiment 30 and contacts.Second printed circuit board (PCB) has the first contact solder joint 60 and contacts solder joint 61 with second, as shown in Figure 6.The first contact solder joint 60 is a substantial cylindrical, and the second contact solder joint 61 is circular and the external first contact solder joint 60.The first contact solder joint 60 contacts solder joint 61 and is arranged to provide reliable and abundant contacting of shielding to first and second embodiment 1,30 of coaxial connector with second.
Fig. 1 to 4 shows first embodiment of coaxial connector 1.Coaxial connector 1 has insulation shell 6, outer conductor 8,9 and inner wire 2,3.Insulation shell 6 has column part 7 and is preferably made by non-conducting material, as plastics.Outer conductor has first outer conductor portion 8 and second outer conductor portion 9.First outer conductor portion 8 is sleeve-shaped basically, and the column part 7 of close insulation shell 6.Second outer conductor portion 9 is first outer conductor portion 8 sleeve-shaped and close basically.Second outer conductor portion 9 cooperates first outer conductor portion 8 and extends on the direction that is substantially perpendicular to first printed circuit board (PCB), 4 surfaces.For preventing that second outer conductor portion 9 and first outer conductor portion 8 break away from, first outer conductor portion 8 has the first outer block shoulder 10, and second outer conductor portion 9 has the second outer block shoulder 11.Second outer conductor portion 9 has the outer contacting part 24 that contacts with second printed circuit board (PCB) 15.The first and second outconnector parts 8 and 9 can be formed by single stamped from sheetstock.
In Fig. 1 to 3, around being cylindrical outer spring 12 shown in first outer conductor portion 8.For location outer spring 12, the first outer conductor portion 8 comprise that first supporting device of the spring, 13, the second outer conductor portion 9 comprise second supporting device of the spring 14.Outer spring 12 is arranged to providing elasticity between first outer conductor portion 8 and second outer conductor portion 9.Outer spring 12 be not capped and when other contact forces of needs or outer spring 12 be easy to change when damaging.
Fig. 2 illustrates the coaxial connector 1 that is in non-mated condition.Owing to there is not coordinate force, outer spring 12 is pushed into the rearmost position with the second outconnector part 9, and this position is limited by first outer block shoulder 10 of the first outconnector part 8 and the second outer block shoulder 11 of the second outconnector part 9.In this position, outer spring 12 is under enough stretchings, provides enough power keeping the electrical connection between first outer conductor portion 8 and second outer conductor portion 9, and the reliable contact that can keep the contact solder joint of second printed circuit board (PCB) 15.
As illustrated in fig. 1 and 2, coaxial connector 1 has the inner wire with the first female connector part 2 and the second inner wire part 3.The first inner wire part 2 comprises elastic cantilever part 5, and it provides the elastic force on the surface that is basically perpendicular to first printed circuit board (PCB) 4.The second inner wire part 3 is columniform basically and is slidably mounted in the chamber 16 of insulation shell 6.The second inner wire part 3 has interior contact portion 17, and it contacts solder joint 61 contacts and the outstanding end 18 that surpasses insulation shell 6 with second of second printed circuit board (PCB) 15.The second inner wire part 3 by among Fig. 1 to 4 shown in the dotted line axially on extend.
The end of the second inner wire part 3 has amplifier section 19, and it forms against the maintenance shoulder 20 of the shoulder 21 of insulation shell 6.Keep shoulder 20 and 21 to limit the end 18 that interior contact portion 17 extends outwardly beyond insulation shell 6.The abutment surface 22 of the second inner wire part 3 is against the elastic cantilever part 5 of the first inner wire part 2.The contact solder joint of elastic cantilever part 5 towards second printed circuit board (PCB)s 15 pushes the second inner wire part 3.In this embodiment, elastic cantilever part 5 is formed by the elastic sheet material punching press.Retaining part 23 is used for fixing insulation shell 6, and supports the first inner wire part 2 to limit the elastic force of elastic cantilever part 5.
The first inner wire part 2 (for example) is mounted on first printed circuit board (PCB) 4 by the mounted on surface solder joint.The mounted on surface solder joint connects being electrically connected of circuit trace that inner wire 2,3 and printed circuit board (PCB) 4 are provided.
Fig. 2 shows the coaxial connector 1 that is in non-mated condition.In non-mated condition, the second inner wire part 3 is in extended mode and stretches out farthest from insulation shell 6.The maintenance shoulder 20 of the second inner wire part 3 is insulated shoulder 21 supportings of shell 6.Preferably, the second inner wire part 3 and second outer conductor portion 9 expand under non-mated condition in the axial direction apart from the roughly the same distance of insulation shell 6.
As illustrated in fig. 1 and 2, switch contact 25 is electrically connected with first printed circuit board (PCB) 4.Switch contact 25 has contact portion 26, and when non-mated condition, this contact portion 26 contacts with the elastic cantilever part 5 of the first inner wire part 2.The contact portion 27 of bracketed part 5 contacts with the contact portion 26 of switch contact 25.When coaxial connector 1 is in the non-mated condition of Fig. 2, switch contact 25 closures; When coaxial connector 1 was in the mated condition of Fig. 1, switch contact 25 was opened.Change switch contact 25 and can be used as the indicating device whether indication second printed circuit board (PCB) 15 links to each other with coaxial connector 1.
Fig. 5 shows second embodiment of coaxial connector 30.This coaxial connector 30 has second insulation shell 42, outer conductor 31,32 and inner wire 46.Outer conductor comprises the 3rd outer conductor portion 31 and conductor part 32 all round.The 3rd outer conductor portion 31 and conductor part 32 all round is columniform basically.All round conductor part 32 be slidably mounted in the 3rd outer conductor portion 31.
The 3rd outer conductor portion 31 has spring-loaded shoulder 34, for second outer spring 35 provides supporting.The all round conductor part 32 have spring and keep shoulder 36, for second outer spring 35 provides supporting.The 3rd outer conductor portion 31 and conductor part 32 all round has block shoulder 37 and 38 separately respectively. Block shoulder 37 and 38 is positioned to roughly be parallel to each other, thus when conductor part 32 shifts out with the cooperating of the 3rd outer conductor portion 31 fully all round, block shoulder 37 and 38 against.
The 3rd outer conductor portion 31 has contact portion 39, be used for first printed circuit board (PCB) 4 on circuit electrically contact.All round conductor part 32 have contact area 40.The correspondence that contact area 40 is pressed on second printed circuit board (PCB) 15 by second outer spring 35 contacts solder joint 60.
Second end of inner spring 45 cooperates with ball 63.Ball 63 be the conduction and between the 3rd inner wire part 46 and conductive casings 44 and/or power spring 45, provide reliable electrical connection.The end 47 of the 3rd inner wire part 46 has the 3rd shoulder 49, when the 3rd inner wire part 46 when non-cooperation position extends fully, the end 47 of the 3rd inner wire part 46 have with the 4th shoulder 50 of sleeve pipe 44 against the 3rd shoulder 49.The 4th shoulder 50 and the 3rd shoulder 49 prevent the 3rd inner wire part 46 and sleeve pipe 44 disengagements.
All round connector part 32 have the 5th shoulder 52.The 5th shoulder 52 cooperates with the block 51 of the 3rd outconnector part 31 ends.If second outer spring 35 is applied in the power that can damage or destroy second outer spring 35, the 5th shoulder 5 cooperates block 51 to prevent second outer spring, 35 overloads so.
In addition, needn't be provided with and have cantilever-shaped elastic arm so that the outer conductor of the enough confining forces that electrically contact between the corresponding conductor to be provided.Outer conductor, particularly second outer conductor portion can be solid section more or less, and do not have easy fracture or crooked part.
Be suitable for because inner wire or outer conductor are elasticity in their extension (as length), the tolerance of distance can be regulated between first and second contact devices (as printed circuit board (PCB)).Therefore, when the interior and outer conductor with coaxial connector 1,30 cooperates with second contact device, needn't accurately adjust the lateral attitude of coaxial connector 1,30.Therefore, as long as the interior and outer conductor of coaxial connector 1,30 contacts with second contact device in the mode that designs, coaxial connector 1,30 allows with respect to the radially misalignment of second contact device.
Claims (10)
1. coaxial connector (1 that is used to connect first contact device (4) and second contact device (15), 30), this coaxial connector (1,30) is installed on first contact device (4), and comprise outer conductor and cover inner wire (3,46) insulation shell (6,42), wherein, described outer conductor is near insulation shell (6,42) be provided with, it is characterized in that
Described outer conductor comprises two outer conductor portion (8,31 can sliding and form sleeve-shaped mutually; 9,32), described first outer conductor portion (8,31) be electrically connected with respect to second outer conductor portion (9,32) of first outer conductor portion (8,31) resilient movement between first cooperation position and the first non-cooperation position.
2. coaxial connector as claimed in claim 1 (1,30) is characterized in that, inner wire is electrically connected with first contact device and is subjected to fexible bias pressure between second cooperation position and the second non-cooperation position.
3. coaxial connector (1 as claimed in claim 2,30), it is characterized in that second contact device has and contacts solder joint with second outer conductor portion contacted first and contact solder joint with inner wire part contacted second when second outer conductor portion is in cooperation position when inner wire partly is in cooperation position.
4. each described coaxial connector (1) of claim as described above is characterized in that inner wire has the first inner wire part that partly is electrically connected with second inner wire, and this second inner wire part partly is subjected to fexible bias pressure with respect to first inner wire.
5. coaxial connector as claimed in claim 4 (1) is characterized in that switch contact is installed on first contact device, and partly contacts with first inner wire when second inner wire partly is in the second non-cooperation position.
6. coaxial connector as claimed in claim 4 (1) is characterized in that, first inner wire partly is a cantilever.
7. each described coaxial connector (30) in the claim 1 to 3 as described above, it is characterized in that, insulation shell has the chamber that covers spring, spring is electrically connected with inner wire and locatees near inner wire basically, and the inner wire of fexible bias pressure between second cooperation position and the second non-cooperation position.
8. coaxial connector as claimed in claim 7 is characterized in that spring is electrically connected with inner wire by conducting sphere.
9. each described coaxial connector in the claim 1 to 3 as described above is characterized in that stopping device restriction inner wire moves between second cooperation position and the second non-cooperation position.
10. each described coaxial connector of claim 1 to 3 as described above is characterized in that outer conductor has stopping device, and it limits the motion of second outer conductor portion from the first non-cooperation position to first cooperation position.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP01121015.0 | 2001-08-31 | ||
| EP01121015 | 2001-08-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1407661A CN1407661A (en) | 2003-04-02 |
| CN1278452C true CN1278452C (en) | 2006-10-04 |
Family
ID=8178501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021414505A Expired - Fee Related CN1278452C (en) | 2001-08-31 | 2002-08-30 | Coaxial connector for printing circuit board |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6758680B2 (en) |
| EP (1) | EP1289076B1 (en) |
| JP (1) | JP4287107B2 (en) |
| CN (1) | CN1278452C (en) |
| AT (1) | ATE298140T1 (en) |
| DE (1) | DE60204640T2 (en) |
| DK (1) | DK1289076T3 (en) |
| ES (1) | ES2242805T3 (en) |
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2002
- 2002-07-22 DE DE60204640T patent/DE60204640T2/en not_active Expired - Lifetime
- 2002-07-22 ES ES02016198T patent/ES2242805T3/en not_active Expired - Lifetime
- 2002-07-22 AT AT02016198T patent/ATE298140T1/en not_active IP Right Cessation
- 2002-07-22 DK DK02016198T patent/DK1289076T3/en active
- 2002-07-22 EP EP02016198A patent/EP1289076B1/en not_active Expired - Lifetime
- 2002-08-27 US US10/228,674 patent/US6758680B2/en not_active Expired - Lifetime
- 2002-08-30 JP JP2002253293A patent/JP4287107B2/en not_active Expired - Fee Related
- 2002-08-30 CN CNB021414505A patent/CN1278452C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101420091B (en) * | 2008-11-25 | 2011-11-23 | 上海雷迪埃电子有限公司 | High-frequency coaxial connector |
| CN101982903A (en) * | 2010-09-15 | 2011-03-02 | 华为技术有限公司 | Circuit board connector and communication equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4287107B2 (en) | 2009-07-01 |
| CN1407661A (en) | 2003-04-02 |
| DE60204640D1 (en) | 2005-07-21 |
| US6758680B2 (en) | 2004-07-06 |
| DK1289076T3 (en) | 2005-09-12 |
| US20030060069A1 (en) | 2003-03-27 |
| JP2003086271A (en) | 2003-03-20 |
| ATE298140T1 (en) | 2005-07-15 |
| EP1289076A2 (en) | 2003-03-05 |
| DE60204640T2 (en) | 2006-05-11 |
| EP1289076B1 (en) | 2005-06-15 |
| ES2242805T3 (en) | 2005-11-16 |
| EP1289076A3 (en) | 2003-12-17 |
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Address after: German Bensheim Patentee after: TE CONNECTIVITY GERMANY GmbH Patentee after: Tico Electronics Decoltag Co.,Ltd. Address before: German Bensheim Patentee before: Tyco Electronics AMP GmbH Patentee before: Tico Electronics Decoltag Co.,Ltd. Address after: German Bensheim Patentee after: TYCO ELECTRONICS AMP GmbH Patentee after: Tico Electronics Decoltag Co.,Ltd. Address before: German Bensheim Patentee before: TYCO ELECTRONICS AMP GmbH Patentee before: Tico Electronics Decoltag Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061004 Termination date: 20210830 |